Motorcraft FL-400S ( according to the owners manual )
According to the 2003 Ford Windstar Owner Guide : ( 5W-20 ) * With engine oil filter change , the 3.8 L V6 engine takes ( 5.0 U.S. quarts /4.7 litres of 5W-20 )
The 3.8 liter V6 engine in a 2003 Ford Windstar has a timing CHAIN
I was looking at the 2001 Ford Windstar Owner Guide and it shows : With engine oil filter change : ( 5.44 liters of 5W-20 ) * but the 2002 and 2003 Ford Windstar Owner Guides show 4.7 liters of 5W-20 is used *
The Power Distribution Box ( which is " live " ) is located in the engine compartment between the battery and the drivers side fender on a 2003 Ford Windstar
According to the ( 2003 ) Ford Windstar Owner Guide : With engine oil filter change : The 3.8 liter V6 engine takes ( 5.0 U.S. quarts of 5W-20 )
According to the 2003 Ford Windstar Owner Guide : In the Power Distribution Box ( which is " live " ) located in the engine compartment : Fuse ( # 107 ) is a 50 amp fuse for the engine cooling fan motors
In a 2003 Ford Windstar the engine coolant reservoir is in the engine compartment ( on the passenger side , it's the reservoir in the middle )
The 3.8 liter ( OHV ) V6 engine
Backside of the engine in the center freeze plug :0)
Chilton's recommends 30,000 mile replacement - 15K under severe conditions
In the front of the engine compartment , on the passenger side , inside the engine air filter housing
According to the "Related Question" below, the engines across the 1999-2003 model years are highly interchangeable.